The Roman Catholic Diocese of Port Pirie is a suffragan

Suffragan Diocese

A suffragan diocese is a diocese in the Catholic Church that is overseen not only by its own diocesan bishop but also by a metropolitan bishop. The metropolitan is always an archbishop who governs his own archdiocese...

 Latin rite diocese of the Archdiocese of Adelaide

Roman Catholic Archdiocese of Adelaide

The Roman Catholic Archdiocese of Adelaide is a Latin rite metropolitan archdiocese of the Catholic Church in Australia located in Adelaide, South Australia, Australia....

, erected in 1887 covering the Yorke

Yorke Peninsula

The Yorke Peninsula is a peninsula located north-west and west of Adelaide in South Australia, Australia, between Spencer Gulf on the west and Gulf St Vincent on the east. It has geographic coordinates of...

 and Eyre

Eyre Peninsula

Eyre Peninsula is a triangular peninsula in South Australia. It is bounded on the east by Spencer Gulf, the west by the Great Australian Bight, and the north by the Gawler Ranges. It is named after explorer Edward John Eyre who explored some of it in 1839-1841. The coastline was first explored by...

 Peninsulas, Flinders Ranges

Flinders Ranges

Flinders Ranges is the largest mountain range in South Australia, which starts approximately north west of Adelaide. The discontinuous ranges stretch for over from Port Pirie to Lake Callabonna...

, Nullarbor Plain

Nullarbor Plain

The Nullarbor Plain is part of the area of flat, almost treeless, arid or semi-arid country of southern Australia, located on the Great Australian Bight coast with the Great Victoria Desert to its north. It is the world's largest single piece of limestone, and occupies an area of about...

, and Mid

Mid North

The Mid North is a region of South Australia, north of the Adelaide Plains, but not as far north as the Far North, or outback. It is generally accepted to extend from Spencer Gulf east to the Barrier Highway, including the coastal plain, the southern part of the Flinders Ranges, and the northern...

 and Far North regions of South Australia

South Australia

South Australia is a state of Australia in the southern central part of the country. It covers some of the most arid parts of the continent; with a total land area of , it is the fourth largest of Australia's six states and two territories.South Australia shares borders with all of the mainland...

, Australia.

History

The Diocese of Port Augusta was canonically erected by Pope Leo XIII

Pope Leo XIII

Pope Leo XIII , born Vincenzo Gioacchino Raffaele Luigi Pecci to an Italian comital family, was the 256th Pope of the Roman Catholic Church, reigning from 1878 to 1903...

 on on 10 May 1887, the same day the pope elevated the See of Adelaide to a Metropolitan Archdiocese and placed the new Diocese in its Province. In 1951 the seat of the Diocese was moved from Port Augusta

Port Augusta, South Australia

-Electricity generation:Electricity is generated at the Playford B and Northern power stations from brown coal mined at Leigh Creek, 250 km to the north...

 to Port Pirie

Port Pirie, South Australia

-Transport:Port Pirie is located off National Highway One. It is serviced by an airport five minutes out of the city.- Railways :The first railways in Port Pirie were of the narrow [3' 6"] gauge....

, with the name of the Diocese being also changed.

Boundaries

In terms of geographic size the Diocese of Port Pirie is Australia's second largest diocese (after Darwin) and one of the largest in the Southern Hemisphere. The Diocese measures 978,823 sq km, which is made up of the largest portion of South Australia and the southern parts of the Northern Territory

Northern Territory

The Northern Territory is a federal territory of Australia, occupying much of the centre of the mainland continent, as well as the central northern regions...

.

Ordinaries

The following individuals have been have been elected as Roman Catholic Bishops of Port Pirie or any of its precursor titles:

Order	Name	Title	Date enthroned	Reign ended	Term of office	Reason for term end
1	John O'Reily John O'Reily (bishop) John O'Reily was an Australian Roman Catholic clergyman, the first Bishop of Port Augusta, and the second Archbishop of Adelaide. Born in Kilkenny, Ireland, O'Reily studied for the priesthood in Dublin...  †	Bishop of Port Augusta	13 May 1887	5 January 1895		Elevated as Archbishop Archbishop An archbishop is a bishop of higher rank, but not of higher sacramental order above that of the three orders of deacon, priest , and bishop...  of Adelaide Roman Catholic Archdiocese of Adelaide The Roman Catholic Archdiocese of Adelaide is a Latin rite metropolitan archdiocese of the Catholic Church in Australia located in Adelaide, South Australia, Australia....
2	James Maher †	Bishop of Port Augusta	10 January 1896	20 December 1905		Died in office
3	John Henry Norton †	Bishop of Port Augusta	18 August 1906	22 March 1923		Died in office
4	Andrew Killian Andrew Killian Andrew Killian was an Australian clergyman and the fourth Archbishop of Adelaide. Born and ordained in Ireland, Killian moved to Australia where he became Bishop of Port Augusta before succeeding Robert Spence as Archbishop of Adelaide.- Early life :Andrew Killian was born on 26 October 1872 in...  †	Bishop of Port Augusta	26 February 1924	11 July 1933		Elevated as Coadjutor Archbishop Coadjutor bishop A coadjutor bishop is a bishop in the Roman Catholic or Anglican churches who is designated to assist the diocesan bishop in the administration of the diocese, almost as co-bishop of the diocese...  of Adelaide
5	Norman Thomas Gilroy †	Bishop of Port Augusta	10 December 1934	1 July 1937		Elevated as Coadjutor Archbishop of Sydney Roman Catholic Archdiocese of Sydney The Roman Catholic Archdiocese of Sydney is a Latin rite metropolitan archdiocese, located in Sydney, New South Wales, Australia.Erected in 1842 and directly responsible to the Holy See, the Archdiocese is responsible for the suffragan dioceses of Armidale, Bathurst, Broken Bay, Lismore,...
6	John Joseph Lonergan †	Bishop-Elect of Port Augusta	8 January 1938	14 July 1938	days	Died prior to being ordained as Bishop
7	Thomas Absolem McCabe †	Bishop of Port Augusta	13 December 1938	15 November 1951		Appointed as Bishop of Wollongong Roman Catholic Diocese of Wollongong The Roman Catholic Diocese of Wollongong is a suffragan Latin rite diocese of the Archdiocese of Sydney, established in 1951, covering the Illawarra and Southern Highlands regions of New South Wales, Australia.-History:...
8	Bryan Gallagher †	Bishop of Port Pirie	13 March 1952	11 August 1980		Resigned and appointed Bishop Emeritus of Port Pirie
9	Francis Peter de Campo †	Bishop of Port Pirie	11 August 1980	23 April 1998		Died in office
10	Daniel Eugene Hurley	Bishop of Port Pirie	27 November 1998	3 July 2007		Appointed as Bishop of Darwin Roman Catholic Diocese of Darwin The Roman Catholic Diocese of Darwin is a suffragan Latin rite diocese of the Archdiocese of Adelaide based in Darwin, Northern Territory, Australia....
11	Gregory O'Kelly Gregory O'Kelly Gregory John O'Kelly SJ AM DD VG is an Australian Jesuit and the Archbishop of Port Pirie. Bishop O’Kelly was ordained a Jesuit priest in Adelaide in 1972 and has since played a significant role in the Catholic education system throughout Australia...  SJ	Bishop of Port Pirie	15 April 2009	present		n/a